
SC16C850
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NXP B.V. 2010. All rights reserved.
Product data sheet
Rev. 2 — 11 November 2010
46 of 55
NXP Semiconductors
SC16C850
2.5 to 3.3 V UART with 128-byte FIFOs and IrDA encoder/decoder
Fig 21. Infrared transmit timing
Fig 22. Infrared receive timing
01
00
11
1
0
UART frame
TX data
1/2 bit time
002aaa212
data bits
start
stop
bit
time
IrDA TX data
3/16 bit time
01
00
11
1
0
UART frame
RX data
IrDA RX data
bit
time
002aaa213
start
data bits
stop
0 to 1 16
× clock delay